#include <stdio.h>

int main(){
	int arr[2][3] = {{1,2,3},{4,5,6}};
	//arr = {{1,2,3},{4,5,6}};
	//int arr[2][] 错误j必须有
	//
	//
	int arr3[][3] = {{1,2,3},{4,5,6}};
	int arr4[2][3] = {{1},{4}};
	printf("%d,%d \n",arr4[0][0],arr4[0][1]);
	int arr5[2][3] = {}//二维数组清0,可以省略内部{}
	int brr[2][3];
	int i,j;
	for(i<0;i<2;i++){ //动态赋值
		for(j=0;j<3;j++){
			brr[i][j] = i+ j;
		}
	}
	for(i = 0;i<2;i++){//取数据
		for(j=0;j<3;j++){
			printf("%d ",brr[i][j]);
		}
		printf("\n");
	}
}
